By now, you've probably heard about the Windows Workflow Foundation (WF). WF, like Windows Communication Foundation (WCF) and Windows Presentation Foundation (WPF), will be part of WinFX. This means that it will be available for Windows XP, Windows Vista and Windows Server 2003. Having a workflow engine as part of the platform, opens up a bunch of new possibilities for application developers. If you want to start experimenting with it, here are some links to help you get started.